Definition of "didgeridoo" [didgeridoo]

• A musical instrument endemic to the Top End of Australia, consisting of a long hollowed out log, which, when blown into, produces a low, deep mesmerising drone with sweeping rhythms. (noun)

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• "Now this here is what we call a didgeridoo, mate."
• "The moan of the didgeridoo was a pounding in his temples."
• "Well, Sci hypothesizes that the changes these scientists saw with the didgeridoo were the result of the training the patients received in learning and practicing circular breathing."